Home / 5,950.20-8,920.80-3,030.60

Finding the Fourth Proportional to 5,950.20, 8,920.80 and 3,030.60

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Solution

The fourth proportional to 5,950.20, 8,920.80 and 3,030.60 is: 4,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,950.20 : 8,920.80 = 3,030.60 : x
  2. Step 2: Convert to fraction form
    5,950.20/8,920.80 = 3,030.60/x
  3. Step 3: Cross multiply
    5,950.20x = 8,920.80 × 3,030.60
  4. Step 4: Simplify right side
    5,950.20x = 27,035,376.48
  5. Step 5: Solve for x
    x = 27,035,376.48/5,950.20
  6. Step 6: Final answer
    x = 4,543.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.